JAMB Biology 2025 Objective — Question 22
Question 22 of 40 from the Joint Admissions and Matriculation Board (JAMB) Biology 2025 Objective paper, with the correct answer and a full explanation.
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In placental mammals, the placenta functions to
- A. Protect the foetus from shock
- B. Exchange nutrients, gases and wastes between mother and foetusCorrect
- C. Produce milk for the newborn
- D. Develop into the embryo
Explanation
The placenta is an organ that connects the developing foetus to the mother's uterine wall. It facilitates the exchange of nutrients, oxygen and waste products between the mother and foetus, supporting foetal development throughout pregnancy.
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